Rise of the Titans is a Sonic the Hedgehog fanfiction and sequel to Hostile Encounters. It takes place roughly three months after the conclusion of Hostile Encounters, focusing on the siblings of the House of Mythos. It is not associated with the official Sonic the Hedgehog series owned by SEGA. The story was officially released on July 12th, 2013 and completed on July 25th, 2016.
Three months after Garnett was exiled from the Mythsetia Veil and Umber took over as Chief, Garnett resurfaces with a new plan. Sisters Azure, Sapphire and Shamrock must discover what he's up to as they follow Garnett's trail and learn more about the original founders of the Veil.